package com.itheima.reggine.common;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import com.fasterxml.jackson.databind.ser.Serializers;
import lombok.extern.apachecommons.CommonsLog;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;

/**
 * Created by IntelliJ IDEA.
 *
 * @Author : Runqiang Jiang
 * @create 2022/4/18 13:05
 */
//自定义元数据对象处理器
@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {
    /**
     * 插入操作自动填充
     *
     * @param metaObject
     */
    @Override
    public void insertFill(MetaObject metaObject) {
        log.info("公共字段自动填充【insert....】");
        log.info(metaObject.toString());
        metaObject.setValue("createTime", LocalDateTime.now());
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("createUser",BaseContext.getCurrentId());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());

    }

    /**
     * 更新操作自动填充
     *
     * @param metaObject
     */
    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("公共字段自动填充【update....】");
        log.info(metaObject.toString());
        long id = Thread.currentThread().getId();
        log.info("线程id为：{}",id);
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());

    }
}
